/**
 *       Copyright (c) 2012 Lukas Zaruba
 *
 *   This file is part of Robot Playground.
 *
 *   Robot Playground is free software: you can redistribute it and/or modify
 *   it under the terms of the GNU Lesser General Public License as published by
 *   the Free Software Foundation, either version 3 of the License, or
 *   (at your option) any later version.
 *
 *   Robot Playground is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU Lesser General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public License
 *   along with Robot Playground. If not, see <http://www.gnu.org/licenses/>.
 */
package net.zarubsys.robotplayground.core.functions;

/**
 * Parameter
 *
 * @author Lukas Zaruba, lukas.zaruba@gmail.com
 */
public class Parameter {
	
	private final String name;
	private final Class<?> type;
	private final boolean nullable;
	
	public Parameter(String name, Class<?> type, boolean nullable) {
		this.name = name;
		this.type = type;
		this.nullable = nullable;
	}

	public String getName() {
		return name;
	}

	public Class<?> getType() {
		return type;
	}

	public boolean isNullable() {
		return nullable;
	}
	
	public boolean isCompliant(Object obj) {
		if (!nullable && obj == null) return false;
		if (obj == null) return true;
		return type.isInstance(obj);
	}
	
	@Override
	public String toString() {
		return name + ", type: " + type.getName() + ", nullable: " + nullable;
	}
	
}

